Home / 443,312.37-611,771.75-252,325.76

Finding the Fourth Proportional to 443,312.37, 611,771.75 and 252,325.76

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Solution

The fourth proportional to 443,312.37, 611,771.75 and 252,325.76 is: 348,209.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,312.37 : 611,771.75 = 252,325.76 : x
  2. Step 2: Convert to fraction form
    443,312.37/611,771.75 = 252,325.76/x
  3. Step 3: Cross multiply
    443,312.37x = 611,771.75 × 252,325.76
  4. Step 4: Simplify right side
    443,312.37x = 154,365,770,466.46
  5. Step 5: Solve for x
    x = 154,365,770,466.46/443,312.37
  6. Step 6: Final answer
    x = 348,209.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.